Steve Ortner’s Cummins-Swapped, 1,500-HP H1
There is no denying the allure of a Hummer. They might’ve come with the undesirable 6.2L and 6.5L IDI’s back in the...
A Well-Preserved, Rust-Free 620,000-Mile First-Gen
They rust out, fall apart and the Cummins under the hood outlasts the rest of the truck. How many times have...
An ’85 GMC Body, A Second-Gen Chassis, and A Compound Turbo’d 4BT
How many of you spotted your dream truck sitting alongside the highway? When it comes to old ...
The Past, Present, and Future of Diesel Performance
When high-pressure common-rail debuted on the LB7 Duramax back in 2001, it changed the way we look at diese...
Top Ten in Review
Project OBSessed was one for the books. Going from just your average run of the mill 24 year old, wore out Ford to a perfectly dialed 400+ ho...
Stacking Compounds on a Factory 6.7L Power Stroke Bottom End
Our quest to push a bone-stock 2017 6.7L Power Stroke long-block beyond 800-rwhp kick-started a wh...
Emissions Friendly Bolt-On Upgrades for the 2020 Duramax
When GM released the all-new 2020 Silverado and Sierra HD 6.6L Duramax, there was a lot of talk within...
A 14-Class Truck and Tractor Pull in the Land of Lincoln
Perhaps no other form of motorsport events had been hit as hard as truck and tractor pulling had in 20...
